Designed to take you through the biggest lines and most adverse weather in style- the Tram Line Jacket has a waterproof and breathable MemBrain shell stuffed with Marmot’s ultra warm and light synthetic insulation, Thermal R. A completely seam-taped, two-layer construction, the Tram Line has an attached storm hood designed to fit over your helmet. Angel-Wing Movement, venting PitZips, powder skirt and an assortment of pockets makes this jacket the cream of the big-mountain jacket crop.